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ELECTROGRAPHY ELECTROPHOTOGRAPHY MAGNETOGRAPHY
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G03G21/1814
Details of parts of process cartridge
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Patents Grants
last 30 patents
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Patent Grant
Image forming apparatus
Patent number
11,977,350
Issue date
May 7, 2024
Kyocera Document Solutions Inc.
Junichi Nakagawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
11,977,351
Issue date
May 7, 2024
Kyocera Document Solutions Inc.
Takuji Watanabe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Cartridge and image forming apparatus
Patent number
11,971,682
Issue date
Apr 30, 2024
Canon Kabushiki Kaisha
Hideki Kakuta
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic member, electrophotographic process cartridge,...
Patent number
11,966,174
Issue date
Apr 23, 2024
Canon Kabushiki Kaisha
Takashi Koyanagi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Charging member, charging device, process cartridge, and image form...
Patent number
11,966,172
Issue date
Apr 23, 2024
FUJIFILM Business Innovation Corp.
Takuya Yamamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Cartridge and electrophotographic image forming apparatus
Patent number
11,960,239
Issue date
Apr 16, 2024
Canon Kabushiki Kaisha
Yosuke Kashiide
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge, and e...
Patent number
11,960,240
Issue date
Apr 16, 2024
Canon Kabushiki Kaisha
Masashi Nishi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developing cartridge including first and second inclined surfaces,...
Patent number
11,947,310
Issue date
Apr 2, 2024
Brother Kogyo Kabushiki Kaisha
Yuwen Wang
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge with movable force receiving portion configured t...
Patent number
11,940,755
Issue date
Mar 26, 2024
JIANGXI YIBO E-TECH CO.LTD.
Liangliang Hu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Drum cartridge including movable electrical contact surface, and im...
Patent number
11,934,143
Issue date
Mar 19, 2024
Brother Kogyo Kabushiki Kaisha
Nao Itabashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus having a drawer
Patent number
11,934,142
Issue date
Mar 19, 2024
Brother Kogyo Kabushiki Kaisha
Shougo Sato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and process cartridge including drum cartri...
Patent number
11,927,912
Issue date
Mar 12, 2024
Brother Kogyo Kabushiki Kaisha
Shougo Sato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Cartridge unit
Patent number
11,927,913
Issue date
Mar 12, 2024
Canon Kabushiki Kaisha
Noriyuki Komatsu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Lubricant solid, image forming apparatus, and process cartridge
Patent number
11,921,455
Issue date
Mar 5, 2024
FUJIFILM Business Innovation Corp.
Yohei Saito
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus including fixing liquid spraying device and...
Patent number
11,914,317
Issue date
Feb 27, 2024
Brother Kogyo Kabushiki Kaisha
Masataka Kamiya
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus including developing guide for guiding atta...
Patent number
11,914,323
Issue date
Feb 27, 2024
Brother Kogyo Kabushiki Kaisha
Yasuo Fukamachi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrostatic charge image developing toner, electrostatic charge i...
Patent number
11,906,928
Issue date
Feb 20, 2024
FUJIFILM Business Innovation Corp.
Shintaro Anno
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Cartridge, drum unit and image forming apparatus
Patent number
11,906,927
Issue date
Feb 20, 2024
Canon Kabushiki Kaisha
Toshiki Fujino
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Drum cartridge and developing cartridge capable of suppressing vari...
Patent number
11,899,392
Issue date
Feb 13, 2024
Brother Kogyo Kabushiki Kaisha
Takashi Shimizu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Photosensitive member unit and development unit
Patent number
11,899,393
Issue date
Feb 13, 2024
Canon Kabushiki Kaisha
Masao Uyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image-forming apparatus provided with urging member for urging proc...
Patent number
11,899,394
Issue date
Feb 13, 2024
Brother Kogyo Kabushiki Kaisha
Shougo Sato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
11,892,797
Issue date
Feb 6, 2024
Brother Kogyo Kabushiki Kaisha
Yasutada Kato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Restricting member, developing device, process cartridge, and image...
Patent number
11,860,565
Issue date
Jan 2, 2024
Canon Kabushiki Kaisha
Issei Imamura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Development device and image formation apparatus
Patent number
11,853,001
Issue date
Dec 26, 2023
Oki Electric Industry Co., Ltd.
Junichi Ushikubo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Cartridge, supply container, and image forming apparatus
Patent number
11,846,895
Issue date
Dec 19, 2023
Canon Kabushiki Kaisha
Koji Wada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner cartridge including movable shutter provided with protrusion...
Patent number
11,846,896
Issue date
Dec 19, 2023
Brother Kogyo Kabushiki Kaisha
Masaaki Furukawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge and image forming apparatus
Patent number
11,846,910
Issue date
Dec 19, 2023
Canon Kabushiki Kaisha
Noriyuki Komatsu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Foreign substance collection apparatus, process cartridge, and imag...
Patent number
11,841,668
Issue date
Dec 12, 2023
Canon Kabushiki Kaisha
Noriyuki Komatsu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge and image forming apparatus
Patent number
11,841,673
Issue date
Dec 12, 2023
Canon Kabushiki Kaisha
Akira Yoshimura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
11,841,674
Issue date
Dec 12, 2023
Canon Kabushiki Kaisha
Daisuke Abe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE
Publication number
20240152076
Publication date
May 9, 2024
BROTHER KOGYO KABUSHIKI KAISHA
Shougo Sato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20240142912
Publication date
May 2, 2024
BROTHER KOGYO KABUSHIKI KAISHA
Shougo SATO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROSTATIC CHARGE IMAGE DEVELOPER, PROCESS CARTRIDGE, IMAGE FORM...
Publication number
20240134298
Publication date
Apr 25, 2024
FUJIFILM Business Innovation Corp.
Yasuo KADOKURA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROSTATIC IMAGE DEVELOPER, PROCESS CARTRIDGE, IMAGE FORMING APP...
Publication number
20240134299
Publication date
Apr 25, 2024
FUJIFILM Business Innovation Corp.
Moegi IGUCHI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE-FORMING APPARATUS PROVIDED WITH URGING MEMBER FOR URGING PROC...
Publication number
20240126204
Publication date
Apr 18, 2024
BROTHER KOGYO KABUSHIKI KAISHA
Shougo Sato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DRUM CARTRIDGE AND IMAGE FORMING APPARATUS
Publication number
20240118656
Publication date
Apr 11, 2024
BROTHER KOGYO KABUSHIKI KAISHA
Tomoyasu YABUKI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTORECEPTOR, PROCESS CARTRIDGE, AND IMAGE FOR...
Publication number
20240118636
Publication date
Apr 11, 2024
FUJIFILM Business Innovation Corp.
Yuki OYAMADA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE AND EL...
Publication number
20240118633
Publication date
Apr 11, 2024
Canon Kabushiki Kaisha
TATSUYA OHSAWA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TONER FOR ELECTROSTATIC IMAGE DEVELOPMENT, ELECTROSTATIC IMAGE DEVE...
Publication number
20240118642
Publication date
Apr 11, 2024
FUJIFILM Business Innovation Corp.
Yosuke TSURUMI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND E...
Publication number
20240118655
Publication date
Apr 11, 2024
Canon Kabushiki Kaisha
KUNIHIKO SEKIDO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS, CARTRIDGE AND DRUM UNIT
Publication number
20240118657
Publication date
Apr 11, 2024
Canon Kabushiki Kaisha
Masanari Morioka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTORECEPTOR, PROCESS CARTRIDGE, AND IMAGE FOR...
Publication number
20240118638
Publication date
Apr 11, 2024
FUJIFILM Business Innovation Corp.
Michinori FUKUMA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE
Publication number
20240111244
Publication date
Apr 4, 2024
BROTHER KOGYO KABUSHIKI KAISHA
Yasutada KATO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND E...
Publication number
20240111224
Publication date
Apr 4, 2024
Canon Kabushiki Kaisha
SHUHEI IWASAKI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROCESSING CARTRIDGE
Publication number
20240111245
Publication date
Apr 4, 2024
NINESTAR CORPORATION
Shuchun DAI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND E...
Publication number
20240103390
Publication date
Mar 28, 2024
Canon Kabushiki Kaisha
KOJI TAKAHASHI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS INCLUDING DETACHABLE PROCESS CARTRIDGE HAVI...
Publication number
20240103429
Publication date
Mar 28, 2024
BROTHER KOGYO KABUSHIKI KAISHA
Yasuo FUKAMACHI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CONDUCTIVE MEMBER, CHARGING DEVICE, PROCESS CARTRIDGE, AND IMAGE FO...
Publication number
20240103393
Publication date
Mar 28, 2024
FUJIFILM Business Innovation Corp.
Kenta YAMAKOSHI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROCESS CARTRIDGE INCLUDING DRUM CARTRIDGE HAVING FIRST HOLDER, DEV...
Publication number
20240103431
Publication date
Mar 28, 2024
BROTHER KOGYO KABUSHIKI KAISHA
Yasuo FUKAMACHI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROSTATIC CHARGE IMAGE DEVELOPING TONER, ELECTROSTATIC CHARGE I...
Publication number
20240094654
Publication date
Mar 21, 2024
FUJIFILM Business Innovation Corp.
Yukiko KAMIJO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20240085851
Publication date
Mar 14, 2024
Canon Kabushiki Kaisha
Daisuke Abe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CARTRIDGE, SUPPLY CONTAINER, AND IMAGE FORMING APPARATUS
Publication number
20240085823
Publication date
Mar 14, 2024
Canon Kabushiki Kaisha
Koji Wada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
RESTRICTING MEMBER, DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAGE...
Publication number
20240085845
Publication date
Mar 14, 2024
Canon Kabushiki Kaisha
Issei Imamura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CHARGING MEMBER, CHARGING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORM...
Publication number
20240085817
Publication date
Mar 14, 2024
FUJIFILM Business Innovation Corp.
Takuya YAMAMOTO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS
Publication number
20240077832
Publication date
Mar 7, 2024
Canon Kabushiki Kaisha
Akira Yoshimura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTORECEPTOR, PROCESS CARTRIDGE, AND IMAGE FOR...
Publication number
20240077809
Publication date
Mar 7, 2024
FUJIFILM Business Innovation Corp.
Tomoya Sasaki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
FOREIGN SUBSTANCE COLLECTION APPARATUS, PROCESS CARTRIDGE, AND IMAG...
Publication number
20240077829
Publication date
Mar 7, 2024
Canon Kabushiki Kaisha
Noriyuki Komatsu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS
Publication number
20240061371
Publication date
Feb 22, 2024
Canon Kabushiki Kaisha
Noriyuki Komatsu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20240061374
Publication date
Feb 22, 2024
BROTHER KOGYO KABUSHIKI KAISHA
Daisuke ISHIZUKA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROCESS CARTRIDGE AND DEVELOPING CARTRIDGE
Publication number
20240061362
Publication date
Feb 22, 2024
Canon Kabushiki Kaisha
Takuya Kawakami
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY